kresd[]: /etc/knot-resolver/kresd.conf:30: attempt to call field 'ttl' (a nil value)
kresd@1.service wont start on ubuntu 18.04 package knot-resolver 4.3.0-1 with config option "hints.ttl(3600)" with error:
kresd[]: /etc/knot-resolver/kresd.conf:30: attempt to call field 'ttl' (a nil value)